72718220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{49807}}^1$

素因数の和:49889

約数の個数: 24

約数和(自身を含む): 154803264

約数和(自身を除く): 82085044

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 49807, 99614, 199228, 249035, 498070, 996140, 3635911, 7271822, 14543644, 18179555, 36359110, 72718220]

約数ペア:

[(1, 72718220), (2, 36359110), (4, 18179555), (5, 14543644), (10, 7271822), (20, 3635911), (73, 996140), (146, 498070), (292, 249035), (365, 199228), (730, 99614), (1460, 49807)]